forgejo-federation/modules/git/repo_commit_nogogit.go

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Use native git variants by default with go-git variants as build tag (#13673) * Move last commit cache back into modules/git Signed-off-by: Andrew Thornton <art27@cantab.net> * Remove go-git from the interface for last commit cache Signed-off-by: Andrew Thornton <art27@cantab.net> * move cacheref to last_commit_cache Signed-off-by: Andrew Thornton <art27@cantab.net> * Remove go-git from routers/private/hook Signed-off-by: Andrew Thornton <art27@cantab.net> * Move FindLFSFiles to pipeline Signed-off-by: Andrew Thornton <art27@cantab.net> * Make no-go-git variants Signed-off-by: Andrew Thornton <art27@cantab.net> * Submodule RefID Signed-off-by: Andrew Thornton <art27@cantab.net> * fix issue with GetCommitsInfo Signed-off-by: Andrew Thornton <art27@cantab.net> * fix GetLastCommitForPaths Signed-off-by: Andrew Thornton <art27@cantab.net> * Improve efficiency Signed-off-by: Andrew Thornton <art27@cantab.net> * More efficiency Signed-off-by: Andrew Thornton <art27@cantab.net> * even faster Signed-off-by: Andrew Thornton <art27@cantab.net> * Reduce duplication * As per @lunny Signed-off-by: Andrew Thornton <art27@cantab.net> * attempt to fix drone Signed-off-by: Andrew Thornton <art27@cantab.net> * fix test-tags Signed-off-by: Andrew Thornton <art27@cantab.net> * default to use no-go-git variants and add gogit build tag Signed-off-by: Andrew Thornton <art27@cantab.net> * placate lint Signed-off-by: Andrew Thornton <art27@cantab.net> * as per @6543 Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: 6543 <6543@obermui.de> Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2020-12-17 19:30:47 +05:30
// Copyright 2020 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// +build !gogit
package git
import (
"bufio"
"fmt"
"io"
"io/ioutil"
"strings"
)
// ResolveReference resolves a name to a reference
func (repo *Repository) ResolveReference(name string) (string, error) {
stdout, err := NewCommand("show-ref", "--hash", name).RunInDir(repo.Path)
if err != nil {
if strings.Contains(err.Error(), "not a valid ref") {
return "", ErrNotExist{name, ""}
}
return "", err
}
stdout = strings.TrimSpace(stdout)
if stdout == "" {
return "", ErrNotExist{name, ""}
}
return stdout, nil
}
// GetRefCommitID returns the last commit ID string of given reference (branch or tag).
func (repo *Repository) GetRefCommitID(name string) (string, error) {
stdout, err := NewCommand("show-ref", "--verify", "--hash", name).RunInDir(repo.Path)
if err != nil {
if strings.Contains(err.Error(), "not a valid ref") {
return "", ErrNotExist{name, ""}
}
return "", err
}
return strings.TrimSpace(stdout), nil
}
// IsCommitExist returns true if given commit exists in current repository.
func (repo *Repository) IsCommitExist(name string) bool {
_, err := NewCommand("cat-file", "-e", name).RunInDir(repo.Path)
return err == nil
}
func (repo *Repository) getCommit(id SHA1) (*Commit, error) {
stdoutReader, stdoutWriter := io.Pipe()
defer func() {
_ = stdoutReader.Close()
_ = stdoutWriter.Close()
}()
go func() {
stderr := strings.Builder{}
err := NewCommand("cat-file", "--batch").RunInDirFullPipeline(repo.Path, stdoutWriter, &stderr, strings.NewReader(id.String()+"\n"))
if err != nil {
_ = stdoutWriter.CloseWithError(ConcatenateError(err, (&stderr).String()))
} else {
_ = stdoutWriter.Close()
}
}()
bufReader := bufio.NewReader(stdoutReader)
_, typ, size, err := ReadBatchLine(bufReader)
if err != nil {
return nil, err
}
switch typ {
case "tag":
// then we need to parse the tag
// and load the commit
data, err := ioutil.ReadAll(io.LimitReader(bufReader, size))
if err != nil {
return nil, err
}
tag, err := parseTagData(data)
if err != nil {
return nil, err
}
tag.repo = repo
commit, err := tag.Commit()
if err != nil {
return nil, err
}
commit.CommitMessage = strings.TrimSpace(tag.Message)
commit.Author = tag.Tagger
commit.Signature = tag.Signature
return commit, nil
case "commit":
return CommitFromReader(repo, id, io.LimitReader(bufReader, size))
default:
_ = stdoutReader.CloseWithError(fmt.Errorf("unknown typ: %s", typ))
log("Unknown typ: %s", typ)
return nil, ErrNotExist{
ID: id.String(),
}
}
}